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CIK 0001098972 · Accelerated filer<br>Smaller reporting company

Ticker
AGEN
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
061562417
Phone
781-674-4410
Business address
3 FORBES ROAD, LEXINGTON, MA, 02421
Former names
ANTIGENICS INC /DE/
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-04-24 Buell Jennifer See Remarks Grant or award · Stock Option +5,000 5,000
2026-04-24 O'Day Steven J Chief Medical Officer Grant or award · Stock Option +70,000 70,000
2026-04-24 O'Day Steven J Chief Medical Officer Grant or award · Stock Option +95,333 95,333
2026-04-24 HARRISON THOMAS L Director Grant or award · Stock Option +122,500 122,500
2026-04-24 Wright Timothy Director Grant or award · Stock Option +105,000 105,000
2026-04-24 Charette Austin Principal Accounting Officer Grant or award · Stock Option +5,000 5,000
2026-04-24 Charette Austin Principal Accounting Officer Grant or award · Stock Option +17,619 17,619
2026-04-24 ARMEN GARO H See Remarks Grant or award · Stock Option +1,000,000 1,000,000
2026-04-24 ARMEN GARO H See Remarks Grant or award · Stock Option +27,750 27,750
2026-04-24 ARMEN GARO H See Remarks Grant or award · Stock Option +137,550 137,550
2026-04-24 Corvese Brian Director Grant or award · Stock Option +210,000 210,000
2026-04-17 ARMEN GARO H See Remarks Grant or award +3,403 $4.79 $16K 342,550
2026-04-03 ARMEN GARO H See Remarks Grant or award +4,629 $3.33 $15K 339,147
2026-04-01 HARRISON THOMAS L Director Grant or award +9,228 $3.32 $31K 38,998
2026-04-01 Wright Timothy Director Grant or award · Deferred Stock Units +2,448.26 26,361.26
2026-03-20 ARMEN GARO H See Remarks Grant or award +3,983 $3.71 $15K 334,518
2026-03-06 ARMEN GARO H See Remarks Grant or award +4,994 $2.96 $15K 330,535
2026-02-20 ARMEN GARO H See Remarks Grant or award +4,829 $3.06 $15K 325,541
2026-02-06 ARMEN GARO H See Remarks Grant or award +5,027 $2.94 $15K 320,712
2026-01-23 ARMEN GARO H See Remarks Grant or award +4,562 $3.24 $15K 315,685

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